class_docstr: Give a sentiment intensity score to sentences.
docstr: Convert lexicon file to a dictionary
docstr_tok: ["Convert","lexicon","file","to","a","dictionary"]
code: def make_lex_dict(self):
      """
      Convert lexicon file to a dictionary
      """
      lex_dict = {}
      for line in self.lexicon_file.split("\n"):
          (word, measure) = line.strip().split("\t")[0:2]
          lex_dict[word] = float(measure)
      return lex_dict
  
imports: import math
  import re
  import string
  from itertools import product
  import nltk.data
  from nltk.util import pairwise
label_desc: Use image node_id 2 for calling the SentimentIntensityAnalyzer obj's underlying member method code with example usage: obj.make_lex_dict() and returns: lex_dict